/*package edu.biwu.sms.Annotation;

import org.junit.Test;

public class Demo {
    @Test
    public  void  test(){
        boolean matches = "abcww".matches("\\w+");
        System.out.println(matches);
        String regexStr = "\\w+@\\w+\\.\\w+";
        System.out.println("zhangsan@126.com".matches(regexStr));
        System.out.println("zhangsan126.com".matches(regexStr));
    }

}*/
